<template>
    <div>
      <div class="queryForm">
        <el-input size="large" v-model="queryParams.meansName" placeholder="请输入关键字" style="width: 500px;">
          <template #append><el-button class="btn" @click="handleQuery">搜索</el-button></template>
        </el-input>
      </div>
      <p class="tag">
        <span style="width: 100px;">发布日期：</span>
        <el-space wrap :size="20" style="flex: 1;">
          <template
            v-for="item, index in [{ label: '全部', value: '' }, { label: '近三年', value: '3 year' }, { label: '近一年', value: '1 year' }, { label: '近一月', value: '1 month' }]"
            :key="index">
            <span @click="chickHandle(item, index)" :class="[{ active: index === current }, 'spanStyles']">{{ item.label
            }}</span>
          </template>
        </el-space>
      </p>
      <p class="tag">
        <span style="width: 100px;">案例类别：</span>
        <el-space wrap :size="20" style="flex: 1;">
          <template v-for="item, index in option" :key="index">
            <span @click="chickHandle1(item, index)" :class="[{ active: index === current1 }, 'spanStyles']">{{
              item.typeName
            }}</span>
          </template>
        </el-space>
      </p>
  
      <el-divider></el-divider>
      <el-table v-loading="loading" ref="tableRef" :data="dataList" stripe row-key="id" style="margin-bottom: 20px;">
        <el-table-column label="序号" align="center" width="60">
          <template #default="scope">
            <span>{{ (queryParams.page - 1) * queryParams.rows + scope.$index + 1 }}</span>
          </template>
        </el-table-column>
        <el-table-column label="资料名称" align="center" prop="meansName" />
        <el-table-column label="发布日期" align="center" prop="releaseDate" />
        <el-table-column label="类别" align="center" prop="meansType" />
        <el-table-column label="操作" align="center" class-name="small-padding fixed-width">
          <template #default="scope">
            <el-button type="text">
              <router-link target="_blank"
                :to="{ path: '/viewItemFile', query: { id: scope.row.meansUploadAtt[0].attachId } }">预览</router-link>
            </el-button>
            <el-button type="text" @click="handleDown(scope.row)" v-if="scope.row.isPermitDownload=='0'">下载</el-button>
          </template>
        </el-table-column>
      </el-table>
      <pagination v-show="total > 0" :total="total" v-model:page="queryParams.page" v-model:limit="queryParams.rows"
        @pagination="getList" />
    </div>
  </template>
    
  <script setup name="technicalData">
  import { getPurpose } from "@/api/serviceCase/typicalCase.js"
  import { getAllList } from "@/api/knowledgeLearn/technicalData"
  import { onMounted } from "vue";
  import {useWebsocket} from "@/utils/socket"
  
  const option = ref([]);
  const dataList = ref([]);
  const loading = ref(false);
  const total = ref(0);
  const data = reactive({
    queryParams: {
      page: 1,
      rows: 10,
      meansName: undefined,
      releaseDate: '',
      meansTypeId: undefined,
      releaseColumn: '技术资料',
      releaseStatus:0,
    },
  })
  const { queryParams, } = toRefs(data);
  const current = ref(0);
  const current1 = ref(0);
  
  // 下载文件
  function handleDown(item) {
    var query = {
      attachId: item.meansUploadAtt[0].attachId,
      name: item.meansUploadAtt[0].attachName,
    }
    location.href = import.meta.env.VITE_APP_BASE_API + "/attachment/downLoadFile?attachId=" + encodeURIComponent(query.attachId);
  }
  
  function handleQuery() {
    queryParams.value.page = 1;
    getList();
  }
  
  function chickHandle(item, index) {
    if(index==current.value)return;
    current.value = index;
    queryParams.value.releaseDate = item.value;
    handleQuery();
  }
  
  function chickHandle1(item, index) {
    if(index==current1.value)return;
    current1.value = index;
    if (item.id == 0) {
      queryParams.value.meansTypeId = '';
    } else {
      queryParams.value.meansTypeId = item.id;
    }
    handleQuery();
  }
  
  function getType() {
    getPurpose({ plate: '技术资料' }).then(res => {
      if (res.data) {
        option.value = [{ typeName: '全部', id: 0, }, ...res.data]
      } else {
        option.value = []
      }
    })
  }
  
  /** 查询数据列表 */
  function getList() {
    loading.value = true;
    getAllList({ ...queryParams.value }).then(response => {
      dataList.value = response.data.rows ? response.data.rows : [];
      total.value = response.data.total;
      loading.value = false;
    });
  }
// WebSocket
const ws = useWebsocket()
ws.onmessage = (e) => {
    if(JSON.parse(e.data).moduleType=='infDelivery'){
      getAllList({ ...queryParams.value }).then(response => {
        dataList.value = response.data.rows ? response.data.rows : [];
        total.value = response.data.total;
      });
    }else if(JSON.parse(e.data).moduleType=='typeManage'){
      getType();
    }
  };

//页面卸载，关闭socket
onUnmounted(() => {
  ws.close();
});
  onMounted(() => {
    getType();
    getList();
  })
  </script>
    
  <style scoped lang="scss">
  .queryForm {
    padding: 20px 30px;
    width: 100%;
    text-align: center;
    margin: 10px 0px;
  
    .el-input-group__append {
      background-color: #107ce5 !important;
      color: #fff !important;
    }
  
    .btn {
      height: 40px;
      background-color: #107ce5 !important;
      color: #fff !important;
      border-radius: 0px !important;
    }
  }
  
  .tag {
    display: flex;
    justify-content: space-between;
    color: #333333;
    font-size: 16px;
  
    span {
      height: 30px;
      line-height: 30px;
      display: inline-block;
    }
  
    .spanStyles {
      display: inline-block;
      padding: 0px 10px;
      height: 30px;
      line-height: 30px;
      border-radius: 4px;
      cursor: pointer;
    }
  
    .active {
      color: #107ce5;
      background-color: #c6e2ff;
    }
  }
  </style>
    
    